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Thanks, Chuck. The rainbow color was spread across the cloud, top to
bottom. The cloud was a long horizontal one. I could sort of tell that the
colors were a part of what would have been an arc or full circle had there
been more clouds to show it.
Bev
- Included text from Chuck O'Connell:
>Hi Bev,
>
>Sundogs can give a couple of different appearances.
>
>The most common one is where you can plainly see a bright spot
>and an arc which is part of a larger circle that is centered on the sun.
>
>The second appearance occurs when the 'sun dog' is formed on a
>cloud that is much closer to the observer. In this case the 'rainbow' is
>spread out 'across' the cloud. Because of this the normal uniform
>thickness
>of the color bands becomes distorted - some seem longer and smeared out.
>Some people refer to this as a 'rainbow cloud'. I've only observed this
a
>handful
>of times in 20 years of looking. It is very beautiful. I've also never
>found a picture
>in any book that really matches it - perhaps now I should pick up
Greenlers
>book....
>
>It is possible that my description of the 'second appearance' listed
>doesn't get the
>mechanism correct - but I think it's pretty close. If anyone knows
>differently, please enlighten me!
>
>Chuck
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